A more sexy variant of shits and giggles
Do it for the tits and jiggles
Verb (gender neutral). The act of breasts shifting up and down as a form of non-verbal expression. Can be used as part of an proposition or inquiry, or as a verb.
You: *see's something funny*
Friend: What's got your tits jiggling?
Dude I gotta show you this TikTok. It's got my tits jiggling so fast.
Nothing gets the tits jiggling more than when a new episode of South Park comes out.
Jesus! You scared the shit out of me. Got the tits jiggling and everything.